unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
  StrMoney:string;
  I:Integer;
begin
  StrMoney:='123,1231000000000';

  //I:=Length(StrMoney);
  //ShowMessage(IntToStr(I));
  {ShowMessage(StrMoney[1]);  }
  for I:=Length(StrMoney) downto 1 do
  begin
    if StrMoney[I]<>'0' then  Break;
    Delete(StrMoney,I,1);
  end;
   { if StrMoney[Length(StrMoney)]='.' then
    begin
      Delete(StrMoney,Length(StrMoney),1);
    end;  }
  I:=Pos('.',StrMoney);
  ShowMessage(IntToStr(I));
  ShowMessage(StrMoney);

end;  



end.
